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Templated check for the existence of a class member function?
...truct Generic {};
// SFINAE test
template <typename T>
class has_helloworld
{
typedef char one;
struct two { char x[2]; };
template <typename C> static one test( decltype(&C::helloworld) ) ;
template <typename C> static two test(...);
public:
enum...
What exactly is nullptr?
...hey have a type ( bool ). nullptr is a pointer literal of type std::nullptr_t, and it's a prvalue (you cannot take the address of it using &).
4.10 about pointer conversion says that a prvalue of type std::nullptr_t is a null pointer constant, and that an integral null pointer constant can be...
What's the cause of this FatalExecutionEngineError in .NET 4.5 beta? [closed]
... rsp,20h
0000002b pop rbx
0000002c ret
}
A<int32>.ctor(out string):
public A(out string s) {
00000000 sub rsp,28h
00000004 mov rax,rdx
s = string.Empty;
00000007 mov rdx,12353250h
00000011 mov rdx,qword ptr [rdx]...
How to find list intersection?
...
answered Sep 13 '10 at 1:32
Mark ByersMark Byers
683k155155 gold badges14681468 silver badges13881388 bronze badges
...
Adding git branch on the Bash command prompt
...
PS1='\[\e]0;\u@\h: \w\a\]\n${debian_chroot:+($debian_chroot)}\[\033[01;32m\]\u@\h\[\033[00m\]:\[\033[01;34m\]\w\[\033[00m\]$(__git_ps1)\$ '
Everything is a different color, including the branch.
In in Linux Mint 17.3 Cinnamon 64-bit:
PS1='${debian_chroot:+($debian_chroot)}\[\033...
RE error: illegal byte sequence on Mac OS X
...
However, the same effect can be had ad-hoc for a single command only:
LC_ALL=C sed -i "" 's|"iphoneos-cross","llvm-gcc:-O3|"iphoneos-cross","clang:-Os|g' Configure
Note: What matters is an effective LC_CTYPE setting of C, so LC_CTYPE=C sed ... would normally also work, but if LC_ALL happens to ...
Sort a list by multiple attributes?
...
answered Nov 20 '10 at 15:32
Mark ByersMark Byers
683k155155 gold badges14681468 silver badges13881388 bronze badges
...
How do I find files with a path length greater than 260 characters in Windows?
...und this?
– MiniGod
Jan 13 '15 at 0:32
...
What is the use of “assert” in Python?
...
Ricardo Stuven
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answered Feb 28 '11 at 14:10
Neil VassNeil Vass
...
How to import multiple .csv files at once?
... |
edited Aug 3 '18 at 19:32
joran
152k2525 gold badges379379 silver badges431431 bronze badges
answered...